Migrated source code from Simantics SVN

[simantics/platform.git] / bundles / org.simantics.spreadsheet.graph / src / org / simantics / spreadsheet / graph / Ranges.java

diff --git a/bundles/org.simantics.spreadsheet.graph/src/org/simantics/spreadsheet/graph/Ranges.java b/bundles/org.simantics.spreadsheet.graph/src/org/simantics/spreadsheet/graph/Ranges.java
new file mode 100644 (file)
index 0000000..21acd51
--- /dev/null
+++ b/bundles/org.simantics.spreadsheet.graph/src/org/simantics/spreadsheet/graph/Ranges.java
@@ -0,0 +1,45 @@
+/*******************************************************************************\r
+ * Copyright (c) 2007, 2010 Association for Decentralized Information Management\r
+ * in Industry THTH ry.\r
+ * All rights reserved. This program and the accompanying materials\r
+ * are made available under the terms of the Eclipse Public License v1.0\r
+ * which accompanies this distribution, and is available at\r
+ * http://www.eclipse.org/legal/epl-v10.html\r
+ *\r
+ * Contributors:\r
+ *     VTT Technical Research Centre of Finland - initial API and implementation\r
+ *******************************************************************************/\r
+package org.simantics.spreadsheet.graph;\r
+\r
+import java.util.ArrayList;\r
+import java.util.Collection;\r
+\r
+import org.simantics.db.ReadGraph;\r
+import org.simantics.db.Resource;\r
+import org.simantics.db.common.request.UnaryRead;\r
+import org.simantics.db.exception.DatabaseException;\r
+import org.simantics.db.layer0.variable.Variable;\r
+import org.simantics.spreadsheet.resource.SpreadsheetResource;\r
+\r
+public class Ranges extends UnaryRead<Variable, Collection<Variable>> {\r
+\r
+    public Ranges(Variable variable) {\r
+        super(variable);\r
+    }\r
+\r
+    @Override\r
+    public Collection<Variable> perform(ReadGraph graph) throws DatabaseException {\r
+       SpreadsheetResource SHEET = SpreadsheetResource.getInstance(graph);\r
+       ArrayList<Variable> result = new ArrayList<Variable>(); \r
+       for(Variable child : parameter.getChildren(graph)) {\r
+               Resource type = child.getPossibleType(graph);\r
+               if(type != null) {\r
+                       if(graph.isInheritedFrom(type, SHEET.Range)) {\r
+                               result.add(child);\r
+                       }\r
+               }\r
+       }\r
+       return result;\r
+    }\r
+\r
+}\r